ISBN 9787548220770 books & textbook
Economic Horizon: Yunnan Development of organic and biological fertilizer(Chinese Edition)
YUN NAN SHENG ZAI SHENG JING JI CHAN YE KAI FA YAN JIU HUI
Yunnan University Press /2014-09-01 Paperback
isbn-10: 7548220774 / isbn-13: 9787548220770
